2120332211951 has 2 divisors, whose sum is σ = 2120332211952. Its totient is φ = 2120332211950.

The previous prime is 2120332211917. The next prime is 2120332212023. The reversal of 2120332211951 is 1591122330212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120332211951 - 2⁶ = 2120332211887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120332211051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060166105975 + 1060166105976.

It is an arithmetic number, because the mean of its divisors is an integer number (1060166105976).

Almost surely, 2^{2120332211951} is an apocalyptic number.

2120332211951 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120332211951 is an equidigital number, since it uses as much as digits as its factorization.

2120332211951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 2120332211951 in words is "two trillion, one hundred twenty billion, three hundred thirty-two million, two hundred eleven thousand, nine hundred fifty-one".